Coverage Summary for Class: FILEHelper (it.polimi.ingsw.controller)

 package it.polimi.ingsw.controller;
 
 import java.io.*;
 
 /**
  * helper class for reading and writing txt file, useful for persistence
  * @author Ettori
  */
 public class FILEHelper {
     /**
      * write 'SUCC' on status.txt indicating that the server was closed in a normal way
      * @author Ettori
      */
     public static void writeSucc(){
         try {
             new File("status" + Initializer.PORT + ".txt").createNewFile();
         } catch (IOException e) {
             throw new RuntimeException("File System Corrupted");
         }
         try {
             BufferedWriter bw = new BufferedWriter(new FileWriter("status" + Initializer.PORT + ".txt"));
             bw.write("SUCC");
             bw.close();
         }catch(Exception e){throw new RuntimeException(e);}
     }
     /**
      * write 'FAIL' on status.txt indicating that the server was closed in a NOT normal way
      * @author Ettori
      */
     public static void writeFail(){
         try {
             new File("status" + Initializer.PORT + ".txt").createNewFile();
         } catch (IOException e) {
             throw new RuntimeException("File System Corrupted");
         }
         try {
             BufferedWriter bw = new BufferedWriter(new FileWriter("status" + Initializer.PORT + ".txt"));
             bw.write("FAIL");
             bw.close();
         }catch(Exception e){throw new RuntimeException(e);}
     }
     /**
      * check if there is a cache server from a previous game
      * @author Ettori
      * @return true if there is a cached server
      */
     public static boolean havaCachedServer(){
         try {
             new File("status" + Initializer.PORT + ".txt").createNewFile();
         } catch (IOException e) {
             throw new RuntimeException("File System Corrupted");
         }
         try {
             BufferedReader br = new BufferedReader(new FileReader("status" + Initializer.PORT + ".txt"));
             return br.readLine().equals("FAIL");
         }catch(Exception e){System.out.println();}
         return false;
     }
     /**
      * save the current state of the server in the file server.txt
      * @author Ettori
      * @param server the current server that will be saved
      */
     public static void writeServer(Game server){
         try {
             new File("server" + Initializer.PORT + ".txt").createNewFile();
         } catch (IOException e) {
             throw new RuntimeException("File System Corrupted");
         }
         try {
             FileOutputStream fos = new FileOutputStream("server" + Initializer.PORT + ".txt");
             ObjectOutputStream oos = new ObjectOutputStream(fos);
             oos.writeObject(server);
             oos.close();
         }catch(Exception e){throw new RuntimeException(e);}
     }
     /**
      * load the current state of the server from the file server.txt
      * @author Ettori
      * @return the state of the old server that was saved (Game Object)
      */
     public static Game loadServer(){
         try {
             new File("server" + Initializer.PORT + ".txt").createNewFile();
         } catch (IOException e) {
             throw new RuntimeException("File System Corrupted");
         }
         Game server = null;
         try {
             FileInputStream fin = new FileInputStream("server" + Initializer.PORT + ".txt");
             ObjectInputStream ois = null;
             try {
                 ois = new ObjectInputStream(fin);
             }catch(Exception e){return null;}
             server = (Game) ois.readObject();
             ois.close();
         }catch(Exception e){throw new RuntimeException(e);}
         return server;
     }
 }